// Use of this source code is governed by a MIT license that can be found in the LICENSE file.
// sms10086@hotmail.com

/*
 * LZO 1x decompression
 * copyright (c) 2006 Reimar Doeffinger
 *
 * This file is part of FFmpeg.
 *
 * FFmpeg is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * FFmpeg is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

package ffmpeg

//#cgo pkg-config: libavutil
//#include <stdint.h>
//#include "libavutil/lzo.h"
import "C"
import (
    "unsafe"
)

const AV_LZO_INPUT_DEPLETED = 1
const AV_LZO_OUTPUT_FULL = 2
const AV_LZO_INVALID_BACKPTR = 4
const AV_LZO_ERROR = 8
const AV_LZO_INPUT_PADDING = 8
const AV_LZO_OUTPUT_PADDING = 12


                    
                    

/**
 * @defgroup lavu_lzo LZO
 * @ingroup lavu_crypto
 *
 * @{
 */

                   

/** @name Error flags returned by av_lzo1x_decode
 * @{ */
/// end of the input buffer reached before decoding finished

/// decoded data did not fit into output buffer

/// a reference to previously decoded data was wrong

/// a non-specific error in the compressed bitstream

/** @} */




/**
 * @brief Decodes LZO 1x compressed data.
 * @param out output buffer
 * @param outlen size of output buffer, number of bytes left are returned here
 * @param in input buffer
 * @param inlen size of input buffer, number of bytes left are returned here
 * @return 0 on success, otherwise a combination of the error flags above
 *
 * Make sure all buffers are appropriately padded, in must provide
 * AV_LZO_INPUT_PADDING, out must provide AV_LZO_OUTPUT_PADDING additional bytes.
 */
func Av_lzo1x_decode(out unsafe.Pointer, outlen *int32, in unsafe.Pointer, inlen *int32) int32 {
    return int32(C.av_lzo1x_decode(out, (*C.int)(unsafe.Pointer(outlen)), in, 
        (*C.int)(unsafe.Pointer(inlen))))
}

/**
 * @}
 */

                         
